libogg sucks. Really does. Work around one of its shortcomings by storing the page...
[divverent/darkplaces.git] / cl_screen.c
1
2 #include "quakedef.h"
3 #include "cl_video.h"
4 #include "image.h"
5 #include "jpeg.h"
6 #include "cl_collision.h"
7 #include "libcurl.h"
8 #include "csprogs.h"
9 #include "cap_avi.h"
10 #include "cap_ogg.h"
11
12 // we have to include snd_main.h here only to get access to snd_renderbuffer->format.speed when writing the AVI headers
13 #include "snd_main.h"
14
15 cvar_t scr_viewsize = {CVAR_SAVE, "viewsize","100", "how large the view should be, 110 disables inventory bar, 120 disables status bar"};
16 cvar_t scr_fov = {CVAR_SAVE, "fov","90", "field of vision, 1-170 degrees, default 90, some players use 110-130"};
17 cvar_t scr_conalpha = {CVAR_SAVE, "scr_conalpha", "1", "opacity of console background"};
18 cvar_t scr_conbrightness = {CVAR_SAVE, "scr_conbrightness", "1", "brightness of console background (0 = black, 1 = image)"};
19 cvar_t scr_conforcewhiledisconnected = {0, "scr_conforcewhiledisconnected", "1", "forces fullscreen console while disconnected"};
20 cvar_t scr_menuforcewhiledisconnected = {0, "scr_menuforcewhiledisconnected", "0", "forces menu while disconnected"};
21 cvar_t scr_centertime = {0, "scr_centertime","2", "how long centerprint messages show"};
22 cvar_t scr_showram = {CVAR_SAVE, "showram","1", "show ram icon if low on surface cache memory (not used)"};
23 cvar_t scr_showturtle = {CVAR_SAVE, "showturtle","0", "show turtle icon when framerate is too low"};
24 cvar_t scr_showpause = {CVAR_SAVE, "showpause","1", "show pause icon when game is paused"};
25 cvar_t scr_showbrand = {0, "showbrand","0", "shows gfx/brand.tga in a corner of the screen (different values select different positions, including centered)"};
26 cvar_t scr_printspeed = {0, "scr_printspeed","0", "speed of intermission printing (episode end texts), a value of 0 disables the slow printing"};
27 cvar_t vid_conwidth = {CVAR_SAVE, "vid_conwidth", "640", "virtual width of 2D graphics system"};
28 cvar_t vid_conheight = {CVAR_SAVE, "vid_conheight", "480", "virtual height of 2D graphics system"};
29 cvar_t vid_pixelheight = {CVAR_SAVE, "vid_pixelheight", "1", "adjusts vertical field of vision to account for non-square pixels (1280x1024 on a CRT monitor for example)"};
30 cvar_t scr_screenshot_jpeg = {CVAR_SAVE, "scr_screenshot_jpeg","1", "save jpeg instead of targa"};
31 cvar_t scr_screenshot_jpeg_quality = {CVAR_SAVE, "scr_screenshot_jpeg_quality","0.9", "image quality of saved jpeg"};
32 cvar_t scr_screenshot_gammaboost = {CVAR_SAVE, "scr_screenshot_gammaboost","1", "gamma correction on saved screenshots and videos, 1.0 saves unmodified images"};
33 // scr_screenshot_name is defined in fs.c
34 cvar_t cl_capturevideo = {0, "cl_capturevideo", "0", "enables saving of video to a .avi file using uncompressed I420 colorspace and PCM audio, note that scr_screenshot_gammaboost affects the brightness of the output)"};
35 cvar_t cl_capturevideo_printfps = {0, "cl_capturevideo_printfps", "1", "prints the frames per second captured in capturevideo (is only written to the log file, not to the console, as that would be visible on the video)"};
36 cvar_t cl_capturevideo_width = {0, "cl_capturevideo_width", "0", "scales all frames to this resolution before saving the video"};
37 cvar_t cl_capturevideo_height = {0, "cl_capturevideo_height", "0", "scales all frames to this resolution before saving the video"};
38 cvar_t cl_capturevideo_realtime = {0, "cl_capturevideo_realtime", "0", "causes video saving to operate in realtime (mostly useful while playing, not while capturing demos), this can produce a much lower quality video due to poor sound/video sync and will abort saving if your machine stalls for over a minute"};
39 cvar_t cl_capturevideo_fps = {0, "cl_capturevideo_fps", "30", "how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)"};
40 cvar_t cl_capturevideo_number = {CVAR_SAVE, "cl_capturevideo_number", "1", "number to append to video filename, incremented each time a capture begins"};
41 cvar_t cl_capturevideo_ogg = {0, "cl_capturevideo_ogg", "0", "save captured video data as Ogg/Vorbis/Theora streams"};
42 cvar_t r_letterbox = {0, "r_letterbox", "0", "reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)"};
43 cvar_t r_stereo_separation = {0, "r_stereo_separation", "4", "separation distance of eyes in the world (negative values are only useful for cross-eyed viewing)"};
44 cvar_t r_stereo_sidebyside = {0, "r_stereo_sidebyside", "0", "side by side views for those who can't afford glasses but can afford eye strain (note: use a negative r_stereo_separation if you want cross-eyed viewing)"};
45 cvar_t r_stereo_redblue = {0, "r_stereo_redblue", "0", "red/blue anaglyph stereo glasses (note: most of these glasses are actually red/cyan, try that one too)"};
46 cvar_t r_stereo_redcyan = {0, "r_stereo_redcyan", "0", "red/cyan anaglyph stereo glasses, the kind given away at drive-in movies like Creature From The Black Lagoon In 3D"};
47 cvar_t r_stereo_redgreen = {0, "r_stereo_redgreen", "0", "red/green anaglyph stereo glasses (for those who don't mind yellow)"};
48 cvar_t r_stereo_angle = {0, "r_stereo_angle", "0", "separation angle of eyes (makes the views look different directions, as an example, 90 gives a 90 degree separation where the views are 45 degrees left and 45 degrees right)"};
49 cvar_t scr_zoomwindow = {CVAR_SAVE, "scr_zoomwindow", "0", "displays a zoomed in overlay window"};
50 cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20", "horizontal viewsize of zoom window"};
51 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
52 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
53 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
54 cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
55 cvar_t shownetgraph = {CVAR_SAVE, "shownetgraph", "0", "shows a graph of packet sizes and other information, 0 = off, 1 = show client netgraph, 2 = show client and server netgraphs (when hosting a server)"};
56 cvar_t cl_demo_mousegrab = {0, "cl_demo_mousegrab", "0", "Allows reading the mouse input while playing demos. Useful for camera mods developed in csqc. (0: never, 1: always)"};
57
58 int jpeg_supported = false;
59
60 qboolean        scr_initialized;                // ready to draw
61
62 float           scr_con_current;
63 int                     scr_con_margin_bottom;
64
65 extern int      con_vislines;
66
67 static void SCR_ScreenShot_f (void);
68 static void R_Envmap_f (void);
69
70 // backend
71 void R_ClearScreen(qboolean fogcolor);
72
73 /*
74 ===============================================================================
75
76 CENTER PRINTING
77
78 ===============================================================================
79 */
80
81 char            scr_centerstring[MAX_INPUTLINE];
82 float           scr_centertime_start;   // for slow victory printing
83 float           scr_centertime_off;
84 int                     scr_center_lines;
85 int                     scr_erase_lines;
86 int                     scr_erase_center;
87 char        scr_infobarstring[MAX_INPUTLINE];
88 float       scr_infobartime_off;
89
90 /*
91 ==============
92 SCR_CenterPrint
93
94 Called for important messages that should stay in the center of the screen
95 for a few moments
96 ==============
97 */
98 void SCR_CenterPrint(const char *str)
99 {
100         strlcpy (scr_centerstring, str, sizeof (scr_centerstring));
101         scr_centertime_off = scr_centertime.value;
102         scr_centertime_start = cl.time;
103
104 // count the number of lines for centering
105         scr_center_lines = 1;
106         while (*str)
107         {
108                 if (*str == '\n')
109                         scr_center_lines++;
110                 str++;
111         }
112 }
113
114
115 void SCR_DrawCenterString (void)
116 {
117         char    *start;
118         int             x, y;
119         int             remaining;
120         int             color;
121
122         if(cl.intermission == 2) // in finale,
123                 if(sb_showscores) // make TAB hide the finale message (sb_showscores overrides finale in sbar.c)
124                         return;
125
126         if(scr_centertime.value <= 0 && !cl.intermission)
127                 return;
128
129 // the finale prints the characters one at a time, except if printspeed is an absurdly high value
130         if (cl.intermission && scr_printspeed.value > 0 && scr_printspeed.value < 1000000)
131                 remaining = (int)(scr_printspeed.value * (cl.time - scr_centertime_start));
132         else
133                 remaining = 9999;
134
135         scr_erase_center = 0;
136         start = scr_centerstring;
137
138         if (remaining < 1)
139                 return;
140
141         if (scr_center_lines <= 4)
142                 y = (int)(vid_conheight.integer*0.35);
143         else
144                 y = 48;
145
146         color = -1;
147         do
148         {
149                 // scan the number of characters on the line, not counting color codes
150                 char *newline = strchr(start, '\n');
151                 int l = newline ? (newline - start) : (int)strlen(start);
152                 float width = DrawQ_TextWidth_Font(start, l, false, FONT_CENTERPRINT) * 8;
153
154                 x = (int) (vid_conwidth.integer - width)/2;
155                 if (l > 0)
156                 {
157                         if (remaining < l)
158                                 l = remaining;
159                         DrawQ_String_Font(x, y, start, l, 8, 8, 1, 1, 1, 1, 0, &color, false, FONT_CENTERPRINT);
160                         remaining -= l;
161                         if (remaining <= 0)
162                                 return;
163                 }
164                 y += 8;
165
166                 if (!newline)
167                         break;
168                 start = newline + 1; // skip the \n
169         } while (1);
170 }
171
172 void SCR_CheckDrawCenterString (void)
173 {
174         if (scr_center_lines > scr_erase_lines)
175                 scr_erase_lines = scr_center_lines;
176
177         if (cl.time > cl.oldtime)
178                 scr_centertime_off -= cl.time - cl.oldtime;
179
180         // don't draw if this is a normal stats-screen intermission,
181         // only if it is not an intermission, or a finale intermission
182         if (cl.intermission == 1)
183                 return;
184         if (scr_centertime_off <= 0 && !cl.intermission)
185                 return;
186         if (key_dest != key_game)
187                 return;
188
189         SCR_DrawCenterString ();
190 }
191
192 void SCR_DrawNetGraph_DrawGraph (int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *label, float textsize, int packetcounter, int numparameters, const int **parameters, const float parametercolors[][4])
193 {
194         int j, k, x, y, index, offset, height;
195         // draw the bar graph itself
196         // advance the packet counter because it is the latest packet column being
197         // built up and should come last
198         packetcounter = (packetcounter + 1) % NETGRAPH_PACKETS;
199         for (j = 0;j < NETGRAPH_PACKETS;j++)
200         {
201                 x = graphx + j * barwidth;
202                 y = graphy + barheight;
203                 index = (packetcounter + j) % NETGRAPH_PACKETS;
204                 if (parameters[0][index] == NETGRAPH_LOSTPACKET)
205                         DrawQ_Fill(x, y - barheight, barwidth, barheight, 1, 0, 0, 1, 0);
206                 else if (parameters[0][index] == NETGRAPH_CHOKEDPACKET)
207                         DrawQ_Fill(x, y - min(2, barheight), barwidth, min(2, barheight), 1, 1, 0, 1, 0);
208                 else
209                 {
210                         offset = 0;
211                         for (k = 0;k < numparameters;k++)
212                         {
213                                 height = (parameters[k][index] + bardivide - 1) / bardivide;
214                                 height = min(height, barheight - offset);
215                                 offset += height;
216                                 if (height)
217                                         DrawQ_Fill(x, y - offset, barwidth, height, parametercolors[k][0], parametercolors[k][1], parametercolors[k][2], parametercolors[k][3], 0);
218                         }
219                 }
220         }
221 }
222
223 const float netgraphcolors[3][4] =
224 {
225         {1  , 0.5, 0  , 1},
226         {1  , 1  , 1  , 1},
227         {0  , 1  , 0  , 1},
228 };
229
230 void SCR_DrawNetGraph_DrawConnection_Client (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labelincoming, int separator, const char *labeloutgoing, float textsize)
231 {
232         int numparameters;
233         const int *parameters[3];
234         // dim background
235         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
236         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
237         // draw the bar graphs
238         numparameters = 3;
239         parameters[0] = conn->incoming_unreliablesize;
240         parameters[1] = conn->incoming_reliablesize;
241         parameters[2] = conn->incoming_acksize;
242         SCR_DrawNetGraph_DrawGraph(graphx, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
243         parameters[0] = conn->outgoing_unreliablesize;
244         parameters[1] = conn->outgoing_reliablesize;
245         parameters[2] = conn->outgoing_acksize;
246         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
247         // draw labels
248         DrawQ_String(graphx                                          , graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
249         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
250 }
251
252 void SCR_DrawNetGraph_DrawConnection_Server (netconn_t *conn, int graphx, int graphy, int barwidth, int barheight, int bardivide, const char *labeloutgoing, int separator, const char *labelincoming, float textsize)
253 {
254         int numparameters;
255         const int *parameters[3];
256         // dim background
257         DrawQ_Fill(graphx                                          , graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
258         DrawQ_Fill(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth * NETGRAPH_PACKETS, barheight + textsize, 0, 0, 0, 0.5, 0);
259         // draw the bar graphs
260         numparameters = 3;
261         parameters[0] = conn->outgoing_unreliablesize;
262         parameters[1] = conn->outgoing_reliablesize;
263         parameters[2] = conn->outgoing_acksize;
264         SCR_DrawNetGraph_DrawGraph(graphx                                          , graphy, barwidth, barheight, bardivide, labeloutgoing, textsize, conn->outgoing_packetcounter, numparameters, parameters, netgraphcolors);
265         parameters[0] = conn->incoming_unreliablesize;
266         parameters[1] = conn->incoming_reliablesize;
267         parameters[2] = conn->incoming_acksize;
268         SCR_DrawNetGraph_DrawGraph(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy, barwidth, barheight, bardivide, labelincoming, textsize, conn->incoming_packetcounter, numparameters, parameters, netgraphcolors);
269         // draw labels
270         DrawQ_String(graphx                                          , graphy + barheight, labeloutgoing, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
271         DrawQ_String(graphx + barwidth * NETGRAPH_PACKETS + separator, graphy + barheight, labelincoming, 0, textsize, textsize, 1, 1, 1, 1, 0, NULL, false);
272 }
273
274 /*
275 ==============
276 SCR_DrawNetGraph
277 ==============
278 */
279 void SCR_DrawNetGraph (void)
280 {
281         int i, separator1, separator2, barwidth, barheight, bardivide, netgraph_x, netgraph_y, textsize, index, netgraphsperrow;
282
283         if (cls.state != ca_connected)
284                 return;
285         if (!cls.netcon)
286                 return;
287         if (!shownetgraph.integer)
288                 return;
289
290         separator1 = 2;
291         separator2 = 4;
292         textsize = 8;
293         barwidth = 1;
294         barheight = 50;
295         bardivide = 20;
296
297         netgraphsperrow = (vid_conwidth.integer + separator2) / (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
298         netgraphsperrow = max(netgraphsperrow, 1);
299
300         index = 0;
301         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
302         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
303         SCR_DrawNetGraph_DrawConnection_Client(cls.netcon, netgraph_x, netgraph_y, barwidth, barheight, bardivide, "incoming", separator1, "outgoing", textsize);
304         index++;
305
306         if (sv.active && shownetgraph.integer >= 2)
307         {
308                 for (i = 0;i < svs.maxclients;i++)
309                 {
310                         if (!svs.clients[i].netconnection)
311                                 continue;
312                         netgraph_x = (vid_conwidth.integer + separator2) - (1 + (index % netgraphsperrow)) * (barwidth * NETGRAPH_PACKETS * 2 + separator1 + separator2);
313                         netgraph_y = (vid_conheight.integer - 48 + separator2) - (1 + (index / netgraphsperrow)) * (barheight + textsize + separator2);
314                         SCR_DrawNetGraph_DrawConnection_Server(svs.clients[i].netconnection, netgraph_x, netgraph_y, barwidth, barheight, bardivide, va("%s", svs.clients[i].name), separator1, "", textsize);
315                         index++;
316                 }
317         }
318 }
319
320 /*
321 ==============
322 SCR_DrawTurtle
323 ==============
324 */
325 void SCR_DrawTurtle (void)
326 {
327         static int      count;
328
329         if (cls.state != ca_connected)
330                 return;
331
332         if (!scr_showturtle.integer)
333                 return;
334
335         if (cl.realframetime < 0.1)
336         {
337                 count = 0;
338                 return;
339         }
340
341         count++;
342         if (count < 3)
343                 return;
344
345         DrawQ_Pic (0, 0, Draw_CachePic ("gfx/turtle"), 0, 0, 1, 1, 1, 1, 0);
346 }
347
348 /*
349 ==============
350 SCR_DrawNet
351 ==============
352 */
353 void SCR_DrawNet (void)
354 {
355         if (cls.state != ca_connected)
356                 return;
357         if (realtime - cl.last_received_message < 0.3)
358                 return;
359         if (cls.demoplayback)
360                 return;
361
362         DrawQ_Pic (64, 0, Draw_CachePic ("gfx/net"), 0, 0, 1, 1, 1, 1, 0);
363 }
364
365 /*
366 ==============
367 DrawPause
368 ==============
369 */
370 void SCR_DrawPause (void)
371 {
372         cachepic_t      *pic;
373
374         if (cls.state != ca_connected)
375                 return;
376
377         if (!scr_showpause.integer)             // turn off for screenshots
378                 return;
379
380         if (!cl.paused)
381                 return;
382
383         pic = Draw_CachePic ("gfx/pause");
384         DrawQ_Pic ((vid_conwidth.integer - pic->width)/2, (vid_conheight.integer - pic->height)/2, pic, 0, 0, 1, 1, 1, 1, 0);
385 }
386
387 /*
388 ==============
389 SCR_DrawBrand
390 ==============
391 */
392 void SCR_DrawBrand (void)
393 {
394         cachepic_t      *pic;
395         float           x, y;
396
397         if (!scr_showbrand.value)
398                 return;
399
400         pic = Draw_CachePic ("gfx/brand");
401
402         switch ((int)scr_showbrand.value)
403         {
404         case 1: // bottom left
405                 x = 0;
406                 y = vid_conheight.integer - pic->height;
407                 break;
408         case 2: // bottom centre
409                 x = (vid_conwidth.integer - pic->width) / 2;
410                 y = vid_conheight.integer - pic->height;
411                 break;
412         case 3: // bottom right
413                 x = vid_conwidth.integer - pic->width;
414                 y = vid_conheight.integer - pic->height;
415                 break;
416         case 4: // centre right
417                 x = vid_conwidth.integer - pic->width;
418                 y = (vid_conheight.integer - pic->height) / 2;
419                 break;
420         case 5: // top right
421                 x = vid_conwidth.integer - pic->width;
422                 y = 0;
423                 break;
424         case 6: // top centre
425                 x = (vid_conwidth.integer - pic->width) / 2;
426                 y = 0;
427                 break;
428         case 7: // top left
429                 x = 0;
430                 y = 0;
431                 break;
432         case 8: // centre left
433                 x = 0;
434                 y = (vid_conheight.integer - pic->height) / 2;
435                 break;
436         default:
437                 return;
438         }
439
440         DrawQ_Pic (x, y, pic, 0, 0, 1, 1, 1, 1, 0);
441 }
442
443 /*
444 ==============
445 SCR_DrawQWDownload
446 ==============
447 */
448 static int SCR_DrawQWDownload(int offset)
449 {
450         // sync with SCR_InfobarHeight
451         int len;
452         float x, y;
453         float size = 8;
454         char temp[256];
455
456         if (!cls.qw_downloadname[0])
457         {
458                 cls.qw_downloadspeedrate = 0;
459                 cls.qw_downloadspeedtime = realtime;
460                 cls.qw_downloadspeedcount = 0;
461                 return 0;
462         }
463         if (realtime >= cls.qw_downloadspeedtime + 1)
464         {
465                 cls.qw_downloadspeedrate = cls.qw_downloadspeedcount;
466                 cls.qw_downloadspeedtime = realtime;
467                 cls.qw_downloadspeedcount = 0;
468         }
469         if (cls.protocol == PROTOCOL_QUAKEWORLD)
470                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadspeedrate);
471         else
472                 dpsnprintf(temp, sizeof(temp), "Downloading %s %3i%% (%i/%i) at %i bytes/s\n", cls.qw_downloadname, cls.qw_downloadpercent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize, cls.qw_downloadspeedrate);
473         len = (int)strlen(temp);
474         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
475         y = vid_conheight.integer - size - offset;
476         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
477         DrawQ_String_Font(x, y, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
478         return 8;
479 }
480 /*
481 ==============
482 SCR_DrawInfobarString
483 ==============
484 */
485 static int SCR_DrawInfobarString(int offset)
486 {
487         int len;
488         float x, y;
489         float size = 8;
490
491         len = (int)strlen(scr_infobarstring);
492         x = (vid_conwidth.integer - DrawQ_TextWidth_Font(scr_infobarstring, len, false, FONT_INFOBAR) * size) / 2;
493         y = vid_conheight.integer - size - offset;
494         DrawQ_Fill(0, y, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
495         DrawQ_String_Font(x, y, scr_infobarstring, len, size, size, 1, 1, 1, 1, 0, NULL, false, FONT_INFOBAR);
496         return 8;
497 }
498
499 /*
500 ==============
501 SCR_DrawCurlDownload
502 ==============
503 */
504 static int SCR_DrawCurlDownload(int offset)
505 {
506         // sync with SCR_InfobarHeight
507         int len;
508         int nDownloads;
509         int i;
510         float x, y;
511         float size = 8;
512         Curl_downloadinfo_t *downinfo;
513         char temp[256];
514         const char *addinfo;
515
516         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
517         if(!downinfo)
518                 return 0;
519
520         y = vid_conheight.integer - size * nDownloads - offset;
521
522         if(addinfo)
523         {
524                 len = (int)strlen(addinfo);
525                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(addinfo, len, true, FONT_INFOBAR) * size) / 2;
526                 DrawQ_Fill(0, y - size, vid_conwidth.integer, size, 1, 1, 1, cls.signon == SIGNONS ? 0.8 : 1, 0);
527                 DrawQ_String_Font(x, y - size, addinfo, len, size, size, 0, 0, 0, 1, 0, NULL, true, FONT_INFOBAR);
528         }
529
530         for(i = 0; i != nDownloads; ++i)
531         {
532                 if(downinfo[i].queued)
533                         dpsnprintf(temp, sizeof(temp), "Still in queue: %s\n", downinfo[i].filename);
534                 else if(downinfo[i].progress <= 0)
535                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  ???.?%% @ %.1f KiB/s\n", downinfo[i].filename, downinfo[i].speed / 1024.0);
536                 else
537                         dpsnprintf(temp, sizeof(temp), "Downloading %s ...  %5.1f%% @ %.1f KiB/s\n", downinfo[i].filename, 100.0 * downinfo[i].progress, downinfo[i].speed / 1024.0);
538                 len = (int)strlen(temp);
539                 x = (vid_conwidth.integer - DrawQ_TextWidth_Font(temp, len, true, FONT_INFOBAR) * size) / 2;
540                 DrawQ_Fill(0, y + i * size, vid_conwidth.integer, size, 0, 0, 0, cls.signon == SIGNONS ? 0.5 : 1, 0);
541                 DrawQ_String_Font(x, y + i * size, temp, len, size, size, 1, 1, 1, 1, 0, NULL, true, FONT_INFOBAR);
542         }
543
544         Z_Free(downinfo);
545
546         return 8 * (nDownloads + (addinfo ? 1 : 0));
547 }
548
549 /*
550 ==============
551 SCR_DrawInfobar
552 ==============
553 */
554 static void SCR_DrawInfobar()
555 {
556         int offset = 0;
557         if(scr_infobartime_off > 0)
558                 offset += SCR_DrawInfobarString(offset);
559         offset += SCR_DrawQWDownload(offset);
560         offset += SCR_DrawCurlDownload(offset);
561         if(offset != scr_con_margin_bottom)
562                 Con_DPrintf("broken console margin calculation: %d != %d\n", offset, scr_con_margin_bottom);
563 }
564
565 static int SCR_InfobarHeight()
566 {
567         int offset = 0;
568         Curl_downloadinfo_t *downinfo;
569         const char *addinfo;
570         int nDownloads;
571
572         if (cl.time > cl.oldtime)
573                 scr_infobartime_off -= cl.time - cl.oldtime;
574         if(scr_infobartime_off > 0)
575                 offset += 8;
576
577         if(cls.qw_downloadname[0])
578                 offset += 8;
579
580         downinfo = Curl_GetDownloadInfo(&nDownloads, &addinfo);
581         if(downinfo)
582         {
583                 offset += 8 * (nDownloads + (addinfo ? 1 : 0));
584                 Z_Free(downinfo);
585         }
586
587         return offset;
588 }
589
590 /*
591 ==============
592 SCR_InfoBar_f
593 ==============
594 */
595 void SCR_InfoBar_f(void)
596 {
597         if(Cmd_Argc() == 3)
598         {
599                 scr_infobartime_off = atof(Cmd_Argv(1));
600                 strlcpy(scr_infobarstring, Cmd_Argv(2), sizeof(scr_infobarstring));
601         }
602         else
603         {
604                 Con_Printf("usage:\ninfobar expiretime \"string\"\n");
605         }
606 }
607 //=============================================================================
608
609 /*
610 ==================
611 SCR_SetUpToDrawConsole
612 ==================
613 */
614 void SCR_SetUpToDrawConsole (void)
615 {
616         // lines of console to display
617         float conlines;
618         static int framecounter = 0;
619
620         Con_CheckResize ();
621
622         if (scr_menuforcewhiledisconnected.integer && key_dest == key_game && cls.state == ca_disconnected)
623         {
624                 if (framecounter >= 2)
625                         MR_ToggleMenu_f();
626                 else
627                         framecounter++;
628         }
629         else
630                 framecounter = 0;
631
632         if (scr_conforcewhiledisconnected.integer && key_dest == key_game && cls.signon != SIGNONS)
633                 key_consoleactive |= KEY_CONSOLEACTIVE_FORCED;
634         else
635                 key_consoleactive &= ~KEY_CONSOLEACTIVE_FORCED;
636
637 // decide on the height of the console
638         if (key_consoleactive & KEY_CONSOLEACTIVE_USER)
639                 conlines = vid_conheight.integer/2;     // half screen
640         else
641                 conlines = 0;                           // none visible
642
643         scr_con_current = conlines;
644 }
645
646 /*
647 ==================
648 SCR_DrawConsole
649 ==================
650 */
651 void SCR_DrawConsole (void)
652 {
653         scr_con_margin_bottom = SCR_InfobarHeight();
654         if (key_consoleactive & KEY_CONSOLEACTIVE_FORCED)
655         {
656                 // full screen
657                 Con_DrawConsole (vid_conheight.integer - scr_con_margin_bottom);
658         }
659         else if (scr_con_current)
660                 Con_DrawConsole (min((int)scr_con_current, vid_conheight.integer - scr_con_margin_bottom));
661         else
662                 con_vislines = 0;
663 }
664
665 /*
666 ===============
667 SCR_BeginLoadingPlaque
668
669 ================
670 */
671 void SCR_BeginLoadingPlaque (void)
672 {
673         // save console log up to this point to log_file if it was set by configs
674         Log_Start();
675
676         Host_StartVideo();
677         SCR_UpdateLoadingScreen(false);
678 }
679
680 //=============================================================================
681
682 char r_speeds_timestring[4096];
683 int speedstringcount, r_timereport_active;
684 double r_timereport_temp = 0, r_timereport_current = 0, r_timereport_start = 0;
685 int r_speeds_longestitem = 0;
686
687 void R_TimeReport(char *desc)
688 {
689         char tempbuf[256];
690         int length;
691         int t;
692
693         if (r_speeds.integer < 2 || !r_timereport_active)
694                 return;
695
696         CHECKGLERROR
697         if (r_speeds.integer == 2)
698                 qglFinish();
699         CHECKGLERROR
700         r_timereport_temp = r_timereport_current;
701         r_timereport_current = Sys_DoubleTime();
702         t = (int) ((r_timereport_current - r_timereport_temp) * 1000000.0 + 0.5);
703
704         length = dpsnprintf(tempbuf, sizeof(tempbuf), "%8i %s", t, desc);
705         length = min(length, (int)sizeof(tempbuf) - 1);
706         if (r_speeds_longestitem < length)
707                 r_speeds_longestitem = length;
708         for (;length < r_speeds_longestitem;length++)
709                 tempbuf[length] = ' ';
710         tempbuf[length] = 0;
711
712         if (speedstringcount + length > (vid_conwidth.integer / 8))
713         {
714                 strlcat(r_speeds_timestring, "\n", sizeof(r_speeds_timestring));
715                 speedstringcount = 0;
716         }
717         strlcat(r_speeds_timestring, tempbuf, sizeof(r_speeds_timestring));
718         speedstringcount += length;
719 }
720
721 void R_TimeReport_BeginFrame(void)
722 {
723         speedstringcount = 0;
724         r_speeds_timestring[0] = 0;
725         r_timereport_active = false;
726         memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
727
728         if (r_speeds.integer >= 2 && cls.signon == SIGNONS && cls.state == ca_connected)
729         {
730                 r_timereport_active = true;
731                 r_timereport_start = r_timereport_current = Sys_DoubleTime();
732         }
733 }
734
735 void R_TimeReport_EndFrame(void)
736 {
737         int i, j, lines, y;
738         cl_locnode_t *loc;
739         char string[1024+4096];
740
741         string[0] = 0;
742         if (r_speeds.integer && cls.signon == SIGNONS && cls.state == ca_connected)
743         {
744                 // put the location name in the r_speeds display as it greatly helps
745                 // when creating loc files
746                 loc = CL_Locs_FindNearest(cl.movement_origin);
747                 dpsnprintf(string, sizeof(string),
748 "%s%s\n"
749 "%3i renders org:'%+8.2f %+8.2f %+8.2f' dir:'%+2.3f %+2.3f %+2.3f'\n"
750 "%7i surfaces%7i triangles %5i entities (%7i surfaces%7i triangles)\n"
751 "%5i leafs%5i portals%6i/%6i particles%6i/%6i decals %3i%% quality\n"
752 "%7i lightmap updates (%7i pixels)\n"
753 "%4i lights%4i clears%4i scissored%7i light%7i shadow%7i dynamic\n"
754 "rendered%6i meshes%8i triangles bloompixels%8i copied%8i drawn\n"
755 "%s"
756 , loc ? "Location: " : "", loc ? loc->name : ""
757 , r_refdef.stats.renders, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], r_refdef.view.forward[0], r_refdef.view.forward[1], r_refdef.view.forward[2]
758 , r_refdef.stats.world_surfaces, r_refdef.stats.world_triangles, r_refdef.stats.entities, r_refdef.stats.entities_surfaces, r_refdef.stats.entities_triangles
759 , r_refdef.stats.world_leafs, r_refdef.stats.world_portals, r_refdef.stats.particles, cl.num_particles, r_refdef.stats.decals, cl.num_decals, (int)(100 * r_refdef.view.quality)
760 , r_refdef.stats.lightmapupdates, r_refdef.stats.lightmapupdatepixels
761 , r_refdef.stats.lights, r_refdef.stats.lights_clears, r_refdef.stats.lights_scissored, r_refdef.stats.lights_lighttriangles, r_refdef.stats.lights_shadowtriangles, r_refdef.stats.lights_dynamicshadowtriangles
762 , r_refdef.stats.meshes, r_refdef.stats.meshes_elements / 3, r_refdef.stats.bloom_copypixels, r_refdef.stats.bloom_drawpixels
763 , r_speeds_timestring);
764
765                 memset(&r_refdef.stats, 0, sizeof(r_refdef.stats));
766
767                 speedstringcount = 0;
768                 r_speeds_timestring[0] = 0;
769                 r_timereport_active = false;
770
771                 if (r_speeds.integer >= 2)
772                 {
773                         r_timereport_active = true;
774                         r_timereport_start = r_timereport_current = Sys_DoubleTime();
775                 }
776         }
777
778         if (string[0])
779         {
780                 if (string[strlen(string)-1] == '\n')
781                         string[strlen(string)-1] = 0;
782                 lines = 1;
783                 for (i = 0;string[i];i++)
784                         if (string[i] == '\n')
785                                 lines++;
786                 y = vid_conheight.integer - sb_lines - lines * 8;
787                 i = j = 0;
788                 DrawQ_Fill(0, y, vid_conwidth.integer, lines * 8, 0, 0, 0, 0.5, 0);
789                 while (string[i])
790                 {
791                         j = i;
792                         while (string[i] && string[i] != '\n')
793                                 i++;
794                         if (i - j > 0)
795                                 DrawQ_String(0, y, string + j, i - j, 8, 8, 1, 1, 1, 1, 0, NULL, true);
796                         if (string[i] == '\n')
797                                 i++;
798                         y += 8;
799                 }
800         }
801 }
802
803 /*
804 =================
805 SCR_SizeUp_f
806
807 Keybinding command
808 =================
809 */
810 void SCR_SizeUp_f (void)
811 {
812         Cvar_SetValue ("viewsize",scr_viewsize.value+10);
813 }
814
815
816 /*
817 =================
818 SCR_SizeDown_f
819
820 Keybinding command
821 =================
822 */
823 void SCR_SizeDown_f (void)
824 {
825         Cvar_SetValue ("viewsize",scr_viewsize.value-10);
826 }
827
828 void SCR_CaptureVideo_EndVideo(void);
829 void CL_Screen_Shutdown(void)
830 {
831         SCR_CaptureVideo_EndVideo();
832 }
833
834 void CL_Screen_Init(void)
835 {
836         Cvar_RegisterVariable (&scr_fov);
837         Cvar_RegisterVariable (&scr_viewsize);
838         Cvar_RegisterVariable (&scr_conalpha);
839         Cvar_RegisterVariable (&scr_conbrightness);
840         Cvar_RegisterVariable (&scr_conforcewhiledisconnected);
841         Cvar_RegisterVariable (&scr_menuforcewhiledisconnected);
842         Cvar_RegisterVariable (&scr_showram);
843         Cvar_RegisterVariable (&scr_showturtle);
844         Cvar_RegisterVariable (&scr_showpause);
845         Cvar_RegisterVariable (&scr_showbrand);
846         Cvar_RegisterVariable (&scr_centertime);
847         Cvar_RegisterVariable (&scr_printspeed);
848         Cvar_RegisterVariable (&vid_conwidth);
849         Cvar_RegisterVariable (&vid_conheight);
850         Cvar_RegisterVariable (&vid_pixelheight);
851         Cvar_RegisterVariable (&scr_screenshot_jpeg);
852         Cvar_RegisterVariable (&scr_screenshot_jpeg_quality);
853         Cvar_RegisterVariable (&scr_screenshot_gammaboost);
854         Cvar_RegisterVariable (&cl_capturevideo);
855         Cvar_RegisterVariable (&cl_capturevideo_printfps);
856         Cvar_RegisterVariable (&cl_capturevideo_width);
857         Cvar_RegisterVariable (&cl_capturevideo_height);
858         Cvar_RegisterVariable (&cl_capturevideo_realtime);
859         Cvar_RegisterVariable (&cl_capturevideo_fps);
860         Cvar_RegisterVariable (&cl_capturevideo_number);
861         Cvar_RegisterVariable (&cl_capturevideo_ogg);
862         Cvar_RegisterVariable (&r_letterbox);
863         Cvar_RegisterVariable(&r_stereo_separation);
864         Cvar_RegisterVariable(&r_stereo_sidebyside);
865         Cvar_RegisterVariable(&r_stereo_redblue);
866         Cvar_RegisterVariable(&r_stereo_redcyan);
867         Cvar_RegisterVariable(&r_stereo_redgreen);
868         Cvar_RegisterVariable(&r_stereo_angle);
869         Cvar_RegisterVariable(&scr_zoomwindow);
870         Cvar_RegisterVariable(&scr_zoomwindow_viewsizex);
871         Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
872         Cvar_RegisterVariable(&scr_zoomwindow_fov);
873         Cvar_RegisterVariable(&scr_stipple);
874         Cvar_RegisterVariable(&scr_refresh);
875         Cvar_RegisterVariable(&shownetgraph);
876         Cvar_RegisterVariable(&cl_demo_mousegrab);
877
878         Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
879         Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
880         Cmd_AddCommand ("screenshot",SCR_ScreenShot_f, "takes a screenshot of the next rendered frame");
881         Cmd_AddCommand ("envmap", R_Envmap_f, "render a cubemap (skybox) of the current scene");
882         Cmd_AddCommand ("infobar", SCR_InfoBar_f, "display a text in the infobar (usage: infobar expiretime string)");
883
884         SCR_CaptureVideo_Ogg_Init();
885
886         scr_initialized = true;
887 }
888
889 /*
890 ==================
891 SCR_ScreenShot_f
892 ==================
893 */
894 void SCR_ScreenShot_f (void)
895 {
896         static int shotnumber;
897         static char oldname[MAX_QPATH];
898         char base[MAX_QPATH];
899         char filename[MAX_QPATH];
900         unsigned char *buffer1;
901         unsigned char *buffer2;
902         unsigned char *buffer3;
903         qboolean jpeg = (scr_screenshot_jpeg.integer != 0);
904
905         dpsnprintf (base, sizeof(base), "screenshots/%s", scr_screenshot_name.string);
906
907         if (strcmp (oldname, scr_screenshot_name.string))
908         {
909                 dpsnprintf(oldname, sizeof(oldname), "%s", scr_screenshot_name.string);
910                 shotnumber = 0;
911         }
912
913         // find a file name to save it to
914         for (;shotnumber < 1000000;shotnumber++)
915                 if (!FS_SysFileExists(va("%s/%s%06d.tga", fs_gamedir, base, shotnumber)) && !FS_SysFileExists(va("%s/%s%06d.jpg", fs_gamedir, base, shotnumber)))
916                         break;
917         if (shotnumber >= 1000000)
918         {
919                 Con_Print("SCR_ScreenShot_f: Couldn't create the image file\n");
920                 return;
921         }
922
923         dpsnprintf(filename, sizeof(filename), "%s%06d.%s", base, shotnumber, jpeg ? "jpg" : "tga");
924
925         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
926         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3);
927         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 3 + 18);
928
929         if (SCR_ScreenShot (filename, buffer1, buffer2, buffer3, 0, 0, vid.width, vid.height, false, false, false, jpeg, true))
930                 Con_Printf("Wrote %s\n", filename);
931         else
932                 Con_Printf("unable to write %s\n", filename);
933
934         Mem_Free (buffer1);
935         Mem_Free (buffer2);
936         Mem_Free (buffer3);
937
938         shotnumber++;
939 }
940
941 void SCR_CaptureVideo_BeginVideo(void)
942 {
943         double gamma, g;
944         unsigned int i;
945         int width = cl_capturevideo_width.integer, height = cl_capturevideo_height.integer;
946         if (cls.capturevideo.active)
947                 return;
948         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
949         // soundrate is figured out on the first SoundFrame
950
951         if(width == 0 && height != 0)
952                 width = (int) (height * (double)vid.width / ((double)vid.height * vid_pixelheight.value)); // keep aspect
953         if(width != 0 && height == 0)
954                 height = (int) (width * ((double)vid.height * vid_pixelheight.value) / (double)vid.width); // keep aspect
955
956         if(width < 2 || width > vid.width) // can't scale up
957                 width = vid.width;
958         if(height < 2 || height > vid.height) // can't scale up
959                 height = vid.height;
960
961         // ensure it's all even; if not, scale down a little
962         if(width % 1)
963                 --width;
964         if(height % 1)
965                 --height;
966
967         cls.capturevideo.width = width;
968         cls.capturevideo.height = height;
969         cls.capturevideo.active = true;
970         cls.capturevideo.framerate = bound(1, cl_capturevideo_fps.value, 1001);
971         cls.capturevideo.soundrate = S_GetSoundRate();
972         cls.capturevideo.soundchannels = S_GetSoundChannels();
973         cls.capturevideo.startrealtime = realtime;
974         cls.capturevideo.frame = cls.capturevideo.lastfpsframe = 0;
975         cls.capturevideo.starttime = cls.capturevideo.lastfpstime = Sys_DoubleTime();
976         cls.capturevideo.soundsampleframe = 0;
977         cls.capturevideo.realtime = cl_capturevideo_realtime.integer != 0;
978         cls.capturevideo.screenbuffer = (unsigned char *)Mem_Alloc(tempmempool, vid.width * vid.height * 4);
979         cls.capturevideo.outbuffer = (unsigned char *)Mem_Alloc(tempmempool, width * height * (4+4) + 18);
980         gamma = 1.0/scr_screenshot_gammaboost.value;
981         dpsnprintf(cls.capturevideo.basename, sizeof(cls.capturevideo.basename), "video/dpvideo%03i", cl_capturevideo_number.integer);
982         Cvar_SetValueQuick(&cl_capturevideo_number, cl_capturevideo_number.integer + 1);
983
984         /*
985         for (i = 0;i < 256;i++)
986         {
987                 unsigned char j = (unsigned char)bound(0, 255*pow(i/255.0, gamma), 255);
988                 cls.capturevideo.rgbgammatable[0][i] = j;
989                 cls.capturevideo.rgbgammatable[1][i] = j;
990                 cls.capturevideo.rgbgammatable[2][i] = j;
991         }
992         */
993 /*
994 R = Y + 1.4075 * (Cr - 128);
995 G = Y + -0.3455 * (Cb - 128) + -0.7169 * (Cr - 128);
996 B = Y + 1.7790 * (Cb - 128);
997 Y = R *  .299 + G *  .587 + B *  .114;
998 Cb = R * -.169 + G * -.332 + B *  .500 + 128.;
999 Cr = R *  .500 + G * -.419 + B * -.0813 + 128.;
1000 */
1001         for (i = 0;i < 256;i++)
1002         {
1003                 g = 255*pow(i/255.0, gamma);
1004                 // Y weights from RGB
1005                 cls.capturevideo.rgbtoyuvscaletable[0][0][i] = (short)(g *  0.299);
1006                 cls.capturevideo.rgbtoyuvscaletable[0][1][i] = (short)(g *  0.587);
1007                 cls.capturevideo.rgbtoyuvscaletable[0][2][i] = (short)(g *  0.114);
1008                 // Cb weights from RGB
1009                 cls.capturevideo.rgbtoyuvscaletable[1][0][i] = (short)(g * -0.169);
1010                 cls.capturevideo.rgbtoyuvscaletable[1][1][i] = (short)(g * -0.332);
1011                 cls.capturevideo.rgbtoyuvscaletable[1][2][i] = (short)(g *  0.500);
1012                 // Cr weights from RGB
1013                 cls.capturevideo.rgbtoyuvscaletable[2][0][i] = (short)(g *  0.500);
1014                 cls.capturevideo.rgbtoyuvscaletable[2][1][i] = (short)(g * -0.419);
1015                 cls.capturevideo.rgbtoyuvscaletable[2][2][i] = (short)(g * -0.0813);
1016                 // range reduction of YCbCr to valid signal range
1017                 cls.capturevideo.yuvnormalizetable[0][i] = 16 + i * (236-16) / 256;
1018                 cls.capturevideo.yuvnormalizetable[1][i] = 16 + i * (240-16) / 256;
1019                 cls.capturevideo.yuvnormalizetable[2][i] = 16 + i * (240-16) / 256;
1020         }
1021
1022         if (cl_capturevideo_ogg.integer && SCR_CaptureVideo_Ogg_Available())
1023         {
1024                 SCR_CaptureVideo_Ogg_BeginVideo();
1025         }
1026         else
1027         {
1028                 SCR_CaptureVideo_Avi_BeginVideo();
1029         }
1030 }
1031
1032 void SCR_CaptureVideo_EndVideo(void)
1033 {
1034         if (!cls.capturevideo.active)
1035                 return;
1036         cls.capturevideo.active = false;
1037
1038         Con_Printf("Finishing capture of %s.%s (%d frames, %d audio frames)\n", cls.capturevideo.basename, cls.capturevideo.formatextension, cls.capturevideo.frame, cls.capturevideo.soundsampleframe);
1039
1040         if (cls.capturevideo.videofile)
1041         {
1042                 cls.capturevideo.endvideo();
1043         }
1044
1045         if (cls.capturevideo.screenbuffer)
1046         {
1047                 Mem_Free (cls.capturevideo.screenbuffer);
1048                 cls.capturevideo.screenbuffer = NULL;
1049         }
1050
1051         if (cls.capturevideo.outbuffer)
1052         {
1053                 Mem_Free (cls.capturevideo.outbuffer);
1054                 cls.capturevideo.outbuffer = NULL;
1055         }
1056
1057         memset(&cls.capturevideo, 0, sizeof(cls.capturevideo));
1058 }
1059
1060 static void SCR_ScaleDownBGRA(unsigned char *in, int inw, int inh, unsigned char *out, int outw, int outh)
1061 {
1062         // TODO optimize this function
1063
1064         int x, y;
1065         float area;
1066
1067         // memcpy is faster than me
1068         if(inw == outw && inh == outh)
1069         {
1070                 memcpy(out, in, 4 * inw * inh);
1071                 return;
1072         }
1073
1074         // otherwise: a box filter
1075         area = (float)outw * (float)outh / (float)inw / (float)inh;
1076         for(y = 0; y < outh; ++y)
1077         {
1078                 float iny0 =  y    / (float)outh * inh; int iny0_i = (int) floor(iny0);
1079                 float iny1 = (y+1) / (float)outh * inh; int iny1_i = (int) ceil(iny1);
1080                 for(x = 0; x < outw; ++x)
1081                 {
1082                         float inx0 =  x    / (float)outw * inw; int inx0_i = (int) floor(inx0);
1083                         float inx1 = (x+1) / (float)outw * inw; int inx1_i = (int) ceil(inx1);
1084                         float r = 0, g = 0, b = 0, alpha = 0;
1085                         int xx, yy;
1086
1087                         for(yy = iny0_i; yy < iny1_i; ++yy)
1088                         {
1089                                 float ya = min(yy+1, iny1) - max(iny0, yy);
1090                                 for(xx = inx0_i; xx < inx1_i; ++xx)
1091                                 {
1092                                         float a = ya * (min(xx+1, inx1) - max(inx0, xx));
1093                                         r += a * in[4*(xx + inw * yy)+0];
1094                                         g += a * in[4*(xx + inw * yy)+1];
1095                                         b += a * in[4*(xx + inw * yy)+2];
1096                                         alpha += a * in[4*(xx + inw * yy)+3];
1097                                 }
1098                         }
1099
1100                         out[4*(x + outw * y)+0] = (unsigned char) (r * area);
1101                         out[4*(x + outw * y)+1] = (unsigned char) (g * area);
1102                         out[4*(x + outw * y)+2] = (unsigned char) (b * area);
1103                         out[4*(x + outw * y)+3] = (unsigned char) (alpha * area);
1104                 }
1105         }
1106 }
1107
1108 void SCR_CaptureVideo_VideoFrame(int newframenum)
1109 {
1110         int x = 0, y = 0;
1111         int width = cls.capturevideo.width, height = cls.capturevideo.height;
1112
1113         CHECKGLERROR
1114         //return SCR_ScreenShot(filename, cls.capturevideo.buffer, cls.capturevideo.buffer + vid.width * vid.height * 3, cls.capturevideo.buffer + vid.width * vid.height * 6, 0, 0, vid.width, vid.height, false, false, false, jpeg, true);
1115         // speed is critical here, so do saving as directly as possible
1116
1117         qglReadPixels (x, y, vid.width, vid.height, GL_BGRA, GL_UNSIGNED_BYTE, cls.capturevideo.screenbuffer);CHECKGLERROR
1118         SCR_ScaleDownBGRA (cls.capturevideo.screenbuffer, vid.width, vid.height, cls.capturevideo.outbuffer, width, height);
1119
1120         cls.capturevideo.videoframes(newframenum - cls.capturevideo.frame);
1121         cls.capturevideo.frame = newframenum;
1122
1123         if(cl_capturevideo_printfps.integer)
1124         {
1125                 char buf[80];
1126                 double t = Sys_DoubleTime();
1127                 if(t > cls.capturevideo.lastfpstime + 1)
1128                 {
1129                         double fps1 = (cls.capturevideo.frame - cls.capturevideo.lastfpsframe) / (t - cls.capturevideo.lastfpstime + 0.0000001);
1130                         double fps  = (cls.capturevideo.frame                                ) / (t - cls.capturevideo.starttime   + 0.0000001);
1131                         dpsnprintf(buf, sizeof(buf), "capturevideo: (%.1fs) last second %.3ffps, total %.3ffps\n", cls.capturevideo.frame / cls.capturevideo.framerate, fps1, fps);
1132                         Sys_PrintToTerminal(buf);
1133                         cls.capturevideo.lastfpstime = t;
1134                         cls.capturevideo.lastfpsframe = cls.capturevideo.frame;
1135                 }
1136         }
1137 }
1138
1139 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length)
1140 {
1141         cls.capturevideo.soundsampleframe += length;
1142         cls.capturevideo.soundframe(paintbuffer, length);
1143 }
1144
1145 void SCR_CaptureVideo(void)
1146 {
1147         int newframenum;
1148         if (cl_capturevideo.integer && r_render.integer)
1149         {
1150                 if (!cls.capturevideo.active)
1151                         SCR_CaptureVideo_BeginVideo();
1152                 if (cls.capturevideo.framerate != cl_capturevideo_fps.value)
1153                 {
1154                         Con_Printf("You can not change the video framerate while recording a video.\n");
1155                         Cvar_SetValueQuick(&cl_capturevideo_fps, cls.capturevideo.framerate);
1156                 }
1157                 // for AVI saving we have to make sure that sound is saved before video
1158                 if (cls.capturevideo.soundrate && !cls.capturevideo.soundsampleframe)
1159                         return;
1160                 if (cls.capturevideo.realtime)
1161                 {
1162                         // preserve sound sync by duplicating frames when running slow
1163                         newframenum = (int)((realtime - cls.capturevideo.startrealtime) * cls.capturevideo.framerate);
1164                 }
1165                 else
1166                         newframenum = cls.capturevideo.frame + 1;
1167                 // if falling behind more than one second, stop
1168                 if (newframenum - cls.capturevideo.frame > 60 * (int)ceil(cls.capturevideo.framerate))
1169                 {
1170                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1171                         Con_Printf("video saving failed on frame %i, your machine is too slow for this capture speed.\n", cls.capturevideo.frame);
1172                         SCR_CaptureVideo_EndVideo();
1173                         return;
1174                 }
1175                 // write frames
1176                 SCR_CaptureVideo_VideoFrame(newframenum);
1177                 if (cls.capturevideo.error)
1178                 {
1179                         Cvar_SetValueQuick(&cl_capturevideo, 0);
1180                         Con_Printf("video saving failed on frame %i, out of disk space? stopping video capture.\n", cls.capturevideo.frame);
1181                         SCR_CaptureVideo_EndVideo();
1182                 }
1183         }
1184         else if (cls.capturevideo.active)
1185                 SCR_CaptureVideo_EndVideo();
1186 }
1187
1188 /*
1189 ===============
1190 R_Envmap_f
1191
1192 Grab six views for environment mapping tests
1193 ===============
1194 */
1195 struct envmapinfo_s
1196 {
1197         float angles[3];
1198         char *name;
1199         qboolean flipx, flipy, flipdiagonaly;
1200 }
1201 envmapinfo[12] =
1202 {
1203         {{  0,   0, 0}, "rt", false, false, false},
1204         {{  0, 270, 0}, "ft", false, false, false},
1205         {{  0, 180, 0}, "lf", false, false, false},
1206         {{  0,  90, 0}, "bk", false, false, false},
1207         {{-90, 180, 0}, "up",  true,  true, false},
1208         {{ 90, 180, 0}, "dn",  true,  true, false},
1209
1210         {{  0,   0, 0}, "px",  true,  true,  true},
1211         {{  0,  90, 0}, "py", false,  true, false},
1212         {{  0, 180, 0}, "nx", false, false,  true},
1213         {{  0, 270, 0}, "ny",  true, false, false},
1214         {{-90, 180, 0}, "pz", false, false,  true},
1215         {{ 90, 180, 0}, "nz", false, false,  true}
1216 };
1217
1218 static void R_Envmap_f (void)
1219 {
1220         int j, size;
1221         char filename[MAX_QPATH], basename[MAX_QPATH];
1222         unsigned char *buffer1;
1223         unsigned char *buffer2;
1224         unsigned char *buffer3;
1225
1226         if (Cmd_Argc() != 3)
1227         {
1228                 Con_Print("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
1229                 return;
1230         }
1231
1232         strlcpy (basename, Cmd_Argv(1), sizeof (basename));
1233         size = atoi(Cmd_Argv(2));
1234         if (size != 128 && size != 256 && size != 512 && size != 1024)
1235         {
1236                 Con_Print("envmap: size must be one of 128, 256, 512, or 1024\n");
1237                 return;
1238         }
1239         if (size > vid.width || size > vid.height)
1240         {
1241                 Con_Print("envmap: your resolution is not big enough to render that size\n");
1242                 return;
1243         }
1244
1245         r_refdef.envmap = true;
1246
1247         R_UpdateVariables();
1248
1249         r_refdef.view.x = 0;
1250         r_refdef.view.y = 0;
1251         r_refdef.view.z = 0;
1252         r_refdef.view.width = size;
1253         r_refdef.view.height = size;
1254         r_refdef.view.depth = 1;
1255         r_refdef.view.useperspective = true;
1256         r_refdef.view.isoverlay = false;
1257
1258         r_refdef.view.frustum_x = tan(90 * M_PI / 360.0);
1259         r_refdef.view.frustum_y = tan(90 * M_PI / 360.0);
1260
1261         buffer1 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1262         buffer2 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3);
1263         buffer3 = (unsigned char *)Mem_Alloc(tempmempool, size * size * 3 + 18);
1264
1265         for (j = 0;j < 12;j++)
1266         {
1267                 dpsnprintf(filename, sizeof(filename), "env/%s%s.tga", basename, envmapinfo[j].name);
1268                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], envmapinfo[j].angles[0], envmapinfo[j].angles[1], envmapinfo[j].angles[2], 1);
1269                 r_refdef.view.quality = 1;
1270                 r_refdef.view.clear = true;
1271                 R_Mesh_Start();
1272                 R_RenderView();
1273                 R_Mesh_Finish();
1274                 SCR_ScreenShot(filename, buffer1, buffer2, buffer3, 0, vid.height - (r_refdef.view.y + r_refdef.view.height), size, size, envmapinfo[j].flipx, envmapinfo[j].flipy, envmapinfo[j].flipdiagonaly, false, false);
1275         }
1276
1277         Mem_Free (buffer1);
1278         Mem_Free (buffer2);
1279         Mem_Free (buffer3);
1280
1281         r_refdef.envmap = false;
1282 }
1283
1284 //=============================================================================
1285
1286 void SHOWLMP_decodehide(void)
1287 {
1288         int i;
1289         char *lmplabel;
1290         lmplabel = MSG_ReadString();
1291         for (i = 0;i < cl.num_showlmps;i++)
1292                 if (cl.showlmps[i].isactive && strcmp(cl.showlmps[i].label, lmplabel) == 0)
1293                 {
1294                         cl.showlmps[i].isactive = false;
1295                         return;
1296                 }
1297 }
1298
1299 void SHOWLMP_decodeshow(void)
1300 {
1301         int k;
1302         char lmplabel[256], picname[256];
1303         float x, y;
1304         strlcpy (lmplabel,MSG_ReadString(), sizeof (lmplabel));
1305         strlcpy (picname, MSG_ReadString(), sizeof (picname));
1306         if (gamemode == GAME_NEHAHRA) // LordHavoc: nasty old legacy junk
1307         {
1308                 x = MSG_ReadByte();
1309                 y = MSG_ReadByte();
1310         }
1311         else
1312         {
1313                 x = MSG_ReadShort();
1314                 y = MSG_ReadShort();
1315         }
1316         if (!cl.showlmps || cl.num_showlmps >= cl.max_showlmps)
1317         {
1318                 showlmp_t *oldshowlmps = cl.showlmps;
1319                 cl.max_showlmps += 16;
1320                 cl.showlmps = (showlmp_t *) Mem_Alloc(cls.levelmempool, cl.max_showlmps * sizeof(showlmp_t));
1321                 if (cl.num_showlmps)
1322                         memcpy(cl.showlmps, oldshowlmps, cl.num_showlmps * sizeof(showlmp_t));
1323                 if (oldshowlmps)
1324                         Mem_Free(oldshowlmps);
1325         }
1326         for (k = 0;k < cl.max_showlmps;k++)
1327                 if (cl.showlmps[k].isactive && !strcmp(cl.showlmps[k].label, lmplabel))
1328                         break;
1329         if (k == cl.max_showlmps)
1330                 for (k = 0;k < cl.max_showlmps;k++)
1331                         if (!cl.showlmps[k].isactive)
1332                                 break;
1333         cl.showlmps[k].isactive = true;
1334         strlcpy (cl.showlmps[k].label, lmplabel, sizeof (cl.showlmps[k].label));
1335         strlcpy (cl.showlmps[k].pic, picname, sizeof (cl.showlmps[k].pic));
1336         cl.showlmps[k].x = x;
1337         cl.showlmps[k].y = y;
1338         cl.num_showlmps = max(cl.num_showlmps, k + 1);
1339 }
1340
1341 void SHOWLMP_drawall(void)
1342 {
1343         int i;
1344         for (i = 0;i < cl.num_showlmps;i++)
1345                 if (cl.showlmps[i].isactive)
1346                         DrawQ_Pic(cl.showlmps[i].x, cl.showlmps[i].y, Draw_CachePic (cl.showlmps[i].pic), 0, 0, 1, 1, 1, 1, 0);
1347 }
1348
1349 /*
1350 ==============================================================================
1351
1352                                                 SCREEN SHOTS
1353
1354 ==============================================================================
1355 */
1356
1357 qboolean SCR_ScreenShot(char *filename, unsigned char *buffer1, unsigned char *buffer2, unsigned char *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect)
1358 {
1359         int     indices[3] = {0,1,2};
1360         qboolean ret;
1361
1362         if (!r_render.integer)
1363                 return false;
1364
1365         CHECKGLERROR
1366         qglReadPixels (x, y, width, height, jpeg ? GL_RGB : GL_BGR, GL_UNSIGNED_BYTE, buffer1);CHECKGLERROR
1367
1368         if (scr_screenshot_gammaboost.value != 1 && gammacorrect)
1369         {
1370                 int i;
1371                 double igamma = 1.0 / scr_screenshot_gammaboost.value;
1372                 unsigned char ramp[256];
1373                 for (i = 0;i < 256;i++)
1374                         ramp[i] = (unsigned char) (pow(i * (1.0 / 255.0), igamma) * 255.0);
1375                 for (i = 0;i < width*height*3;i++)
1376                         buffer1[i] = ramp[buffer1[i]];
1377         }
1378
1379         Image_CopyMux (buffer2, buffer1, width, height, flipx, flipy, flipdiagonal, 3, 3, indices);
1380
1381         if (jpeg)
1382                 ret = JPEG_SaveImage_preflipped (filename, width, height, buffer2);
1383         else
1384                 ret = Image_WriteTGABGR_preflipped (filename, width, height, buffer2, buffer3);
1385
1386         return ret;
1387 }
1388
1389 //=============================================================================
1390
1391 extern void R_UpdateFogColor(void);
1392 void R_ClearScreen(qboolean fogcolor)
1393 {
1394         // clear to black
1395         CHECKGLERROR
1396         if (fogcolor)
1397         {
1398                 R_UpdateFogColor();
1399                 qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
1400         }
1401         else
1402         {
1403                 qglClearColor(0,0,0,0);CHECKGLERROR
1404         }
1405         qglClearDepth(1);CHECKGLERROR
1406         if (gl_stencil)
1407         {
1408                 // LordHavoc: we use a stencil centered around 128 instead of 0,
1409                 // to avoid clamping interfering with strange shadow volume
1410                 // drawing orders
1411                 qglClearStencil(128);CHECKGLERROR
1412         }
1413         // clear the screen
1414         if (r_render.integer)
1415                 GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | (gl_stencil ? GL_STENCIL_BUFFER_BIT : 0));
1416         // set dithering mode
1417         if (gl_dither.integer)
1418         {
1419                 qglEnable(GL_DITHER);CHECKGLERROR
1420         }
1421         else
1422         {
1423                 qglDisable(GL_DITHER);CHECKGLERROR
1424         }
1425 }
1426
1427 qboolean CL_VM_UpdateView (void);
1428 void SCR_DrawConsole (void);
1429 void R_Shadow_EditLights_DrawSelectedLightProperties(void);
1430
1431 int r_stereo_side;
1432
1433 void SCR_DrawScreen (void)
1434 {
1435         R_Mesh_Start();
1436
1437         R_TimeReport_BeginFrame();
1438
1439         R_UpdateVariables();
1440
1441         // Quake uses clockwise winding, so these are swapped
1442         r_refdef.view.cullface_front = GL_BACK;
1443         r_refdef.view.cullface_back = GL_FRONT;
1444
1445         if (cls.signon == SIGNONS)
1446         {
1447                 float size;
1448
1449                 size = scr_viewsize.value * (1.0 / 100.0);
1450                 size = min(size, 1);
1451
1452                 if (r_stereo_sidebyside.integer)
1453                 {
1454                         r_refdef.view.width = (int)(vid.width * size / 2.5);
1455                         r_refdef.view.height = (int)(vid.height * size / 2.5 * (1 - bound(0, r_letterbox.value, 100) / 100));
1456                         r_refdef.view.depth = 1;
1457                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width * 2.5) * 0.5);
1458                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1459                         r_refdef.view.z = 0;
1460                         if (r_stereo_side)
1461                                 r_refdef.view.x += (int)(r_refdef.view.width * 1.5);
1462                 }
1463                 else
1464                 {
1465                         r_refdef.view.width = (int)(vid.width * size);
1466                         r_refdef.view.height = (int)(vid.height * size * (1 - bound(0, r_letterbox.value, 100) / 100));
1467                         r_refdef.view.depth = 1;
1468                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1469                         r_refdef.view.y = (int)((vid.height - r_refdef.view.height)/2);
1470                         r_refdef.view.z = 0;
1471                 }
1472
1473                 // LordHavoc: viewzoom (zoom in for sniper rifles, etc)
1474                 // LordHavoc: this is designed to produce widescreen fov values
1475                 // when the screen is wider than 4/3 width/height aspect, to do
1476                 // this it simply assumes the requested fov is the vertical fov
1477                 // for a 4x3 display, if the ratio is not 4x3 this makes the fov
1478                 // higher/lower according to the ratio
1479                 r_refdef.view.useperspective = true;
1480                 r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1481                 r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
1482
1483                 r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1484                 r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1485
1486                 if(!CL_VM_UpdateView())
1487                         R_RenderView();
1488
1489                 if (scr_zoomwindow.integer)
1490                 {
1491                         float sizex = bound(10, scr_zoomwindow_viewsizex.value, 100) / 100.0;
1492                         float sizey = bound(10, scr_zoomwindow_viewsizey.value, 100) / 100.0;
1493                         r_refdef.view.width = (int)(vid.width * sizex);
1494                         r_refdef.view.height = (int)(vid.height * sizey);
1495                         r_refdef.view.depth = 1;
1496                         r_refdef.view.x = (int)((vid.width - r_refdef.view.width)/2);
1497                         r_refdef.view.y = 0;
1498                         r_refdef.view.z = 0;
1499
1500                         r_refdef.view.useperspective = true;
1501                         r_refdef.view.frustum_y = tan(scr_zoomwindow_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
1502                         r_refdef.view.frustum_x = r_refdef.view.frustum_y * vid_pixelheight.value * (float)r_refdef.view.width / (float)r_refdef.view.height;
1503
1504                         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
1505                         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
1506
1507                         if(!CL_VM_UpdateView())
1508                                 R_RenderView();
1509                 }
1510         }
1511
1512         if (!r_stereo_sidebyside.integer)
1513         {
1514                 r_refdef.view.width = vid.width;
1515                 r_refdef.view.height = vid.height;
1516                 r_refdef.view.depth = 1;
1517                 r_refdef.view.x = 0;
1518                 r_refdef.view.y = 0;
1519                 r_refdef.view.z = 0;
1520                 r_refdef.view.useperspective = false;
1521         }
1522
1523         // draw 2D stuff
1524         if(!scr_con_current && !(key_consoleactive & KEY_CONSOLEACTIVE_FORCED))
1525                 if ((key_dest == key_game || key_dest == key_message) && !r_letterbox.value)
1526                         Con_DrawNotify ();      // only draw notify in game
1527
1528         if (cls.signon == SIGNONS)
1529         {
1530                 SCR_DrawNet ();
1531                 SCR_DrawTurtle ();
1532                 SCR_DrawPause ();
1533                 if (!r_letterbox.value)
1534                         Sbar_Draw();
1535                 SHOWLMP_drawall();
1536                 SCR_CheckDrawCenterString();
1537         }
1538         SCR_DrawNetGraph ();
1539         MR_Draw();
1540         CL_DrawVideo();
1541         R_Shadow_EditLights_DrawSelectedLightProperties();
1542
1543         SCR_DrawConsole();
1544
1545         SCR_DrawBrand();
1546
1547         SCR_DrawInfobar();
1548
1549         if (r_timereport_active)
1550                 R_TimeReport("2d");
1551
1552         if (cls.signon == SIGNONS)
1553                 R_TimeReport_EndFrame();
1554
1555         DrawQ_Finish();
1556
1557         R_DrawGamma();
1558
1559         R_Mesh_Finish();
1560 }
1561
1562 void SCR_UpdateLoadingScreen (qboolean clear)
1563 {
1564         float x, y;
1565         cachepic_t *pic;
1566         float vertex3f[12];
1567         float texcoord2f[8];
1568         // don't do anything if not initialized yet
1569         if (vid_hidden || !scr_refresh.integer)
1570                 return;
1571         // release mouse grab while loading
1572         if (!vid.fullscreen)
1573                 VID_SetMouse(false, false, false);
1574         CHECKGLERROR
1575         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1576         //qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1577         //qglDepthMask(1);CHECKGLERROR
1578         qglColorMask(1,1,1,1);CHECKGLERROR
1579         qglClearColor(0,0,0,0);CHECKGLERROR
1580         // when starting up a new video mode, make sure the screen is cleared to black
1581         if (clear)
1582         {
1583                 qglClear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
1584         }
1585         //qglDisable(GL_CULL_FACE);CHECKGLERROR
1586         //R_ClearScreen();
1587         R_Textures_Frame();
1588         GL_SetupView_Mode_Ortho(0, 0, vid_conwidth.integer, vid_conheight.integer, -10, 100);
1589         R_Mesh_Start();
1590         R_Mesh_Matrix(&identitymatrix);
1591         // draw the loading plaque
1592         pic = Draw_CachePic ("gfx/loading");
1593         x = (vid_conwidth.integer - pic->width)/2;
1594         y = (vid_conheight.integer - pic->height)/2;
1595         GL_Color(1,1,1,1);
1596         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1597         GL_DepthRange(0, 1);
1598         GL_PolygonOffset(0, 0);
1599         GL_DepthTest(false);
1600         R_Mesh_VertexPointer(vertex3f, 0, 0);
1601         R_Mesh_ColorPointer(NULL, 0, 0);
1602         R_Mesh_ResetTextureState();
1603         R_Mesh_TexBind(0, R_GetTexture(pic->tex));
1604         R_Mesh_TexCoordPointer(0, 2, texcoord2f, 0, 0);
1605         R_SetupGenericShader(true);
1606         vertex3f[2] = vertex3f[5] = vertex3f[8] = vertex3f[11] = 0;
1607         vertex3f[0] = vertex3f[9] = x;
1608         vertex3f[1] = vertex3f[4] = y;
1609         vertex3f[3] = vertex3f[6] = x + pic->width;
1610         vertex3f[7] = vertex3f[10] = y + pic->height;
1611         texcoord2f[0] = 0;texcoord2f[1] = 0;
1612         texcoord2f[2] = 1;texcoord2f[3] = 0;
1613         texcoord2f[4] = 1;texcoord2f[5] = 1;
1614         texcoord2f[6] = 0;texcoord2f[7] = 1;
1615         if (vid.stereobuffer)
1616         {
1617                 qglDrawBuffer(GL_FRONT_LEFT);
1618                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1619                 qglDrawBuffer(GL_FRONT_RIGHT);
1620                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1621         }
1622         else
1623         {
1624                 qglDrawBuffer(GL_FRONT);
1625                 R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
1626         }
1627         R_Mesh_Finish();
1628         // refresh
1629         // not necessary when rendering to GL_FRONT buffers
1630         //VID_Finish();
1631         // however this IS necessary on Windows Vista
1632         qglFinish();
1633 }
1634
1635 extern cvar_t cl_minfps;
1636 extern cvar_t cl_minfps_fade;
1637 extern cvar_t cl_minfps_qualitymax;
1638 extern cvar_t cl_minfps_qualitymin;
1639 extern cvar_t cl_minfps_qualitypower;
1640 extern cvar_t cl_minfps_qualityscale;
1641 static double cl_updatescreen_rendertime = 0;
1642 static double cl_updatescreen_quality = 1;
1643 void CL_UpdateScreen(void)
1644 {
1645         double rendertime1;
1646         float conwidth, conheight;
1647
1648         if (!scr_initialized || !con_initialized)
1649                 return;                         // not initialized yet
1650
1651         if(gamemode == GAME_NEXUIZ)
1652         {
1653                 // play a bit with the palette (experimental)
1654                 palette_rgb_pantscolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 0*M_PI/3));
1655                 palette_rgb_pantscolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 2*M_PI/3));
1656                 palette_rgb_pantscolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time / exp(1) + 4*M_PI/3));
1657                 palette_rgb_shirtcolormap[15][0] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 5*M_PI/3));
1658                 palette_rgb_shirtcolormap[15][1] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 3*M_PI/3));
1659                 palette_rgb_shirtcolormap[15][2] = (unsigned char) (128 + 127 * sin(cl.time /  M_PI  + 1*M_PI/3));
1660                 memcpy(palette_rgb_pantsscoreboard[15], palette_rgb_pantscolormap[15], sizeof(*palette_rgb_pantscolormap));
1661                 memcpy(palette_rgb_shirtscoreboard[15], palette_rgb_shirtcolormap[15], sizeof(*palette_rgb_shirtcolormap));
1662         }
1663
1664         if (vid_hidden || !scr_refresh.integer)
1665                 return;
1666
1667         rendertime1 = Sys_DoubleTime();
1668
1669         conwidth = bound(320, vid_conwidth.value, 2048);
1670         conheight = bound(200, vid_conheight.value, 1536);
1671         if (vid_conwidth.value != conwidth)
1672                 Cvar_SetValue("vid_conwidth", conwidth);
1673         if (vid_conheight.value != conheight)
1674                 Cvar_SetValue("vid_conheight", conheight);
1675
1676         // bound viewsize
1677         if (scr_viewsize.value < 30)
1678                 Cvar_Set ("viewsize","30");
1679         if (scr_viewsize.value > 120)
1680                 Cvar_Set ("viewsize","120");
1681
1682         // bound field of view
1683         if (scr_fov.value < 1)
1684                 Cvar_Set ("fov","1");
1685         if (scr_fov.value > 170)
1686                 Cvar_Set ("fov","170");
1687
1688         // validate r_textureunits cvar
1689         if (r_textureunits.integer > gl_textureunits)
1690                 Cvar_SetValueQuick(&r_textureunits, gl_textureunits);
1691         if (r_textureunits.integer < 1)
1692                 Cvar_SetValueQuick(&r_textureunits, 1);
1693
1694         // validate gl_combine cvar
1695         if (gl_combine.integer && !gl_combine_extension)
1696                 Cvar_SetValueQuick(&gl_combine, 0);
1697
1698         // intermission is always full screen
1699         if (cl.intermission)
1700                 sb_lines = 0;
1701         else
1702         {
1703                 if (scr_viewsize.value >= 120)
1704                         sb_lines = 0;           // no status bar at all
1705                 else if (scr_viewsize.value >= 110)
1706                         sb_lines = 24;          // no inventory
1707                 else
1708                         sb_lines = 24+16+8;
1709         }
1710
1711         r_refdef.view.colormask[0] = 1;
1712         r_refdef.view.colormask[1] = 1;
1713         r_refdef.view.colormask[2] = 1;
1714
1715         SCR_SetUpToDrawConsole();
1716
1717         CHECKGLERROR
1718         qglDrawBuffer(GL_BACK);CHECKGLERROR
1719         qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
1720         qglDisable(GL_SCISSOR_TEST);CHECKGLERROR
1721         qglDepthMask(1);CHECKGLERROR
1722         qglColorMask(1,1,1,1);CHECKGLERROR
1723         qglClearColor(0,0,0,0);CHECKGLERROR
1724         R_ClearScreen(false);
1725         r_refdef.view.clear = false;
1726         r_refdef.view.isoverlay = false;
1727         r_refdef.view.quality = bound(cl_minfps_qualitymin.value, pow(cl_updatescreen_quality, cl_minfps_qualitypower.value) * cl_minfps_qualityscale.value, cl_minfps_qualitymax.value);
1728
1729         if(scr_stipple.integer)
1730         {
1731                 GLubyte stipple[128];
1732                 int i, s, width, parts;
1733                 static int frame = 0;
1734                 ++frame;
1735
1736                 s = scr_stipple.integer;
1737                 parts = (s & 007);
1738                 width = (s & 070) >> 3;
1739
1740                 qglEnable(GL_POLYGON_STIPPLE); // 0x0B42
1741                 for(i = 0; i < 128; ++i)
1742                 {
1743                         int line = i/4;
1744                         stipple[i] = (((line >> width) + frame) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
1745                 }
1746                 qglPolygonStipple(stipple);
1747         }
1748         else
1749                 qglDisable(GL_POLYGON_STIPPLE);
1750
1751         if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
1752         {
1753                 matrix4x4_t originalmatrix = r_refdef.view.matrix;
1754                 matrix4x4_t offsetmatrix;
1755                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0, 0, r_stereo_angle.value * 0.5f, 0, 1);
1756                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
1757
1758                 if (r_stereo_sidebyside.integer)
1759                         r_stereo_side = 0;
1760
1761                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1762                 {
1763                         r_refdef.view.colormask[0] = 1;
1764                         r_refdef.view.colormask[1] = 0;
1765                         r_refdef.view.colormask[2] = 0;
1766                 }
1767
1768                 if (vid.stereobuffer)
1769                         qglDrawBuffer(GL_BACK_RIGHT);
1770
1771                 SCR_DrawScreen();
1772
1773                 Matrix4x4_CreateFromQuakeEntity(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0, 0, r_stereo_angle.value * -0.5f, 0, 1);
1774                 Matrix4x4_Concat(&r_refdef.view.matrix, &originalmatrix, &offsetmatrix);
1775
1776                 if (r_stereo_sidebyside.integer)
1777                         r_stereo_side = 1;
1778
1779                 if (r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer)
1780                 {
1781                         r_refdef.view.colormask[0] = 0;
1782                         r_refdef.view.colormask[1] = r_stereo_redcyan.integer || r_stereo_redgreen.integer;
1783                         r_refdef.view.colormask[2] = r_stereo_redcyan.integer || r_stereo_redblue.integer;
1784                 }
1785
1786                 if (vid.stereobuffer)
1787                         qglDrawBuffer(GL_BACK_LEFT);
1788
1789                 SCR_DrawScreen();
1790
1791                 r_refdef.view.matrix = originalmatrix;
1792         }
1793         else
1794                 SCR_DrawScreen();
1795
1796         SCR_CaptureVideo();
1797
1798         // quality adjustment according to render time
1799         qglFlush();
1800         cl_updatescreen_rendertime += ((Sys_DoubleTime() - rendertime1) - cl_updatescreen_rendertime) * bound(0, cl_minfps_fade.value, 1);
1801         if (cl_minfps.value > 0 && cl_updatescreen_rendertime > 0 && !cls.timedemo && (!cls.capturevideo.active || !cls.capturevideo.realtime))
1802                 cl_updatescreen_quality = 1 / (cl_updatescreen_rendertime * cl_minfps.value);
1803         else
1804                 cl_updatescreen_quality = 1;
1805
1806         if (!vid_activewindow)
1807                 VID_SetMouse(false, false, false);
1808         else if (key_consoleactive)
1809                 VID_SetMouse(vid.fullscreen, false, false);
1810         else if (key_dest == key_menu_grabbed)
1811                 VID_SetMouse(true, vid_mouse.integer && !in_client_mouse, true);
1812         else if (key_dest == key_menu)
1813                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !in_client_mouse, true);
1814         else
1815                 VID_SetMouse(vid.fullscreen, vid_mouse.integer && !cl.csqc_wantsmousemove && (!cls.demoplayback || cl_demo_mousegrab.integer), true);
1816
1817         VID_Finish();
1818 }
1819
1820 void CL_Screen_NewMap(void)
1821 {
1822 }